. >> reporter: london's top cop resigned under intense pressure after emerged scotland yard hired a former news of the word editor as a media consultant in 2009. the former editor, neil wallace, was arrested for his connections with the phone hacking scandal last week. in stepping down stephenson denies any wrongdoing. >> i have had suggestions we must have suspected the alleged involvement of mr. wallace in phone hacking. let me say unequivocally it is our -- did not and have no reason to do so. >> reporter: stephenson says he quit because he's become a distraction for scotland yard which has been criticized for the handling of the phone hacking investigation. among the accusations their failure to notify victims including actor hugh grant who is now suing the department. rebecca brooks, former head of murdoch's british newspaper arm, was the latest person to be arrested. her spokesman says she was asked to come in for questioning on sunday but did not know she would be arrested. brooks resigned from her executive position friday and same day hinton, her predecessor, editor of "the wall s